The arborescent gymnosperms are the most prevalent trees in one-third of the world's forests, and have dominated the Earth's forest ecosystems through much of evolutionary time. They encompass over 70 ...
THIS important work was reviewed at length in the issue of NATURE for August 10, 1911 (vol. Ixxxvii., p. 171). The revised edition is in no sense rewritten, but important changes and additions ...
Dioecious, more rarely monoecious, evergreen shrubs or small to large trees of very varying individual form, with leaves spreading when young, but adult individuals often with predominantly acicular ...
Pollen of seed plants, both angioperms and gymnosperms increasingly dominate palynological assemblages of Mesozoic and younger nonmarine deposits. Observations of pollen by Grew and Malpighi are ...
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Kirsten K. Coe is a plant ecophysiologist, focusing on how environmental stress shapes plant performance and growth, and in turn how plant responses influence ecosystem level processes. She uses ...
There are no books on the ncmeftjp plants in any way comparable with Bower's wW the ferns or Chamberlain's on gymnosperms. Asia result, the treatment of angiosperms in university courses on botany ...
(3) You are restricted to three withdrawals a year. If you make more, you earn a lower rate. (4) Account only available to customers resident in Wales. (5) For those living in the branch network ...
The seeds of maritime pines remember the temperatures they experienced during early development. This memory persists in young trees for at least two years after germination. The above discovery ...